Lightning 1.5
Love Thunderbird
but also need to manage your schedule?
Do it from within our popular email client.
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Lightning 1.5Sunbird 1.0 beta1
Mozilla-style ease-of-use for your calendar. Sunbird® lets you manage your schedule easily, and store it where you want to.
This is the last public Sunbird release by the Calendar Project.
We recommend upgrading to
Thunderbird and
Lightning.
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Sunbird 1.0 beta1Support the Calendar Project
Please support our efforts by donating to the Calendar Project.Which is right for me?
You may prefer Lightning if...- you send or receive meeting invitations via email
- you already use Mozilla Thunderbird for email
- you customize your applications with add-ons (such as extensions or themes)
- you prefer your calendar to be separate from your email client
- you don't currently use Mozilla Thunderbird for your email
- you don't like adding add-ons (such as extensions or themes) to your applications
Recent News
Visit the Mozilla Calendar Project weblog for the latest information about Lightning and Sunbird.
Sunbird® and the Sunbird logo are trademarks of the Mozilla Foundation. All rights reserved.
